Aeromedical factorsQuestion 712 of 934

Cells cannot use the oxygen that blood brings to them. Which type of hypoxia is this?

  1. Stagnant hypoxia
  2. Hypemic hypoxia
  3. Hypoxic hypoxia
  4. Histotoxic hypoxia
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Correct answer: Histotoxic hypoxia

Alcohol and other drugs can cause histotoxic hypoxia. The cells receive oxygen but cannot use it.

Source: Pilot's Handbook of Aeronautical Knowledge (FAA-H-8083-25C), Chapter 17: Aeromedical Factors — Histotoxic Hypoxia, page 426

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Questions last reviewed: 18 October 2026